An English translation of Dogen’s text can be found here:
http://global.sotozen-net.or.jp/common_html/zuimonki/05-13.html
http://global.sotozen-net.or.jp/common_html/zuimonki/05-14.html
http://global.sotozen-net.or.jp/common_html/zuimonki/05-15.html